Bissoy.com
Doctors Medicines MCQs Q&A

In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following. Assertion (A): Bulb filament is made of titanium. Reason (R): The filament should have a low melting point.

In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following. Assertion (A): Bulb filament is made of titanium. Reason (R): The filament should have a low melting point. Correct Answer Both A and R are false.

Bulb filament is made of tungsten as it can be drawn into very thin metal wires that have a high melting point.

Related Questions

An assertion and a reason are given below. Assertion: The phenomenon of nuclear fission generates great energy. Reason: The process in which a nucleus is broken into two parts is called nuclear fission. Choose the answer. A. Both Assertion and Reason are true and Reason is the correct explanation of Assertion. B. Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. C. Both Assertion and Reason are false. D. Assertion is true but Reason is false.
Shweta has connected a cell with a bulb. The bulb didn't glow. What could be the reasons? A. Bulb was connected by the positive terminal from both ends. B. One end of the bulb was connected with a positive terminal and another end was connected with a negative terminal.  C. Bulb was connected by the negative terminal from both ends D. Bulb was fuse.
In the question below are given two statements followed by three conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statements: Some camphor are rubidium All bauxite is titanium All rubidium is bauxite Conclusions: I. All rubidium is titanium II. Some titanium is a camphor
How far is point 'R' from Point 'T'? Statement (I): Point 'R' is 5 metres to the north of point 'M'. Point 'U' is 4 metres to the east of point 'R'. Point 'T' is to the west of point 'R' such that points 'U' 'R' and 'T' form a straight line of  metres. Statement (II): Point 'Z' is metres to the south of point 'T'. Point 'U' is  metres to the east of point 'T'. Point 'M' is  metres to the east of point 'Z'. Point 'R' is  metres to the north of point 'M'. Point 'R' lies on the line formed by joining points 'T' and 'U'.
Direction-The question have two statements.
One is labelled as Assertion (A) and the other as Reason (R). You have to examine both the statements carefully and decide whether Assertion (A) and Reason (R) separately are true and if so then reason is the correct explanation of the assertion. Mark these items on the answer sheet.
Assertion (A): Interest payable on working capital should be treated as an item of operating expenses.
Reason (R): Interest is the cost of capital used in the business.
In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following.          Assertion (A): Natural environment plays a great role in the existence of life on earth. Reason (R): It helps human beings, animals and other living things to grow and develop naturally.
In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following.          Assertion (A): Buddha left his home after his marriage. Reason (R): He wished to be free of all worldly ties and become an ascetic.
In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following.          Assertion (A): A rainbow forms in the sky only after rains. Reason (R): Water drops suspended in the air break up sun's rays into seven colors.
In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following.          Assertion (A): India has a tropical monsoon type climate. Reason (R): India is not located exactly between the tropical latitudes.
In the question given below, there are two statements marked as Assertion (A) and Reason (R). Read both the statements carefully and choose the correct alternative from the following.          Assertion (A): Plastic pollution is a prime contributor to the pollution of the environment.  Reason (R): Plastic bags those are not disposed of properly.